INT 62 u - FGDRIVER v3.03 - "FG_MOVEREL" - ADJUST GRAPHICS CURSOR POSITION
        AX = 0069h
        BX = column offset
        CX = row offset
Notes:  For FGDRIVER v1.10, this function was unused; "FG_MOVEREL" was AX=0024h
        This call is ignored in text modes
SeeAlso: AX=0045h,AX=0047h,AX=0068h

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